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use safeModulo

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EmeraldBlock 2020-10-08 20:12:34 -05:00 committed by GitHub
parent f4fa25d339
commit 4141c939d6
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1 changed files with 2 additions and 5 deletions
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7
src/js/game/hud/parts/base_toolbar.js
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@ -164,11 +164,8 @@ export class HUDBaseToolbar extends BaseHUDPart {
? -1 ? -1
: 1; : 1;
let newIndex = this.lastSelectedIndex; let newIndex = this.lastSelectedIndex;
for (let i = 0; i < this.primaryBuildings.length; ++i, newIndex += direction) { for (let i = 0; i < this.primaryBuildings.length; ++i) {
newIndex %= this.primaryBuildings.length; newIndex = safeModulo(newIndex + direction, this.primaryBuildings.length);
if (newIndex < 0) {
newIndex += this.primaryBuildings.length;
}
const metaBuilding = gMetaBuildingRegistry.findByClass(this.primaryBuildings[newIndex]); const metaBuilding = gMetaBuildingRegistry.findByClass(this.primaryBuildings[newIndex]);
const handle = this.buildingHandles[metaBuilding.id]; const handle = this.buildingHandles[metaBuilding.id];
if (!handle.selected && handle.unlocked) { if (!handle.selected && handle.unlocked) {